[Bug tree-optimization/57214] [4.9 Regression] ice: tree check: expected ssa_name, have integer_cst in coalesce_partitions, at tree-ssa-coalesce.c:1194

[mpolacek at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57214

--- Comment #4 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Seems that only skipping coalescing if we aren't coalescing SSA_NAMEs works.